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(11)

EP 3 990 548 A1

(12)

(43) Date of publication: 04.05.2022 Bulletin 2022/18 (21) Application number: 20831230.6 (22) Date of filing: 24.06.2020

(51) International Patent Classification (IPC):  C08L 71/12(2006.01) H02S 40/34(2014.01) (52) Cooperative Patent Classification (CPC): Y02E 10/50; C12Q 1/6806; C12Q 1/6886; C12Q 2600/156   C-Sets: C12Q 1/6806; (86) International application number: PCT/US2020/039357 (87) International publication number: WO 2020/263978 (30.12.2020 Gazette 2020/53)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 25.06.2019 US 201962866432 P (71) Applicant: AccuraGen Holdings Limited KY1-1106 Grand Cayman (KY)

(72) Inventors: FAHAM, Malek Burlingame, California 94010 (US) WITTKOP, Tobias San Mateo, California 94401 (US) LIN, Chia-Hui San Mateo, California 94402 (US) TANG, Ling Fung San Francisco, California 94132 (US) WU, Johnny Castro Valley, California 94546 (US) WENG, Li Fremont, California 94555 (US) (74) Representative: Mewburn Ellis LLP  Aurora Building Counterslip Bristol BS1 6BX Bristol BS1 6BX (GB)